求图像中的外接矩形实例
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关闭窗口ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀdev_close_window ()
读取图像ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀread_image (Shubiao, 'D:/shubiao.png')
获取图像尺寸ꢀꢀꢀꢀꢀꢀꢀꢀget_image_size (Shubiao, Width, Height)
打开适应图像大小的窗口ꢀꢀꢀdev_open_window (0, 0, Width, Height, 'black', WindowHandle)
灰度化ꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀꢀrgb1_to_gray (Shubiao, GrayImage)
使用阈值处理提取较暗的部分ꢀthreshold (GrayImage, Regions, 0, 253)
求平行坐标的最小外接矩形ꢀꢀsmallest_rectangle1 (Regions, Row1, Column1, Row2, Column2)
填充模式为轮廓ꢀꢀꢀꢀꢀꢀꢀdev_set_draw ('margin')
根据矩形参数绘制矩形的轮廓ꢀgen_rectangle1 (Rectangle, Row1, Column1, Row2, Column2)
求区域的最小外接矩形ꢀꢀꢀꢀsmallest_rectangle2 (Regions, Row, Column, Phi, Length1, Length2)
根据矩形参数绘制矩形的轮廓ꢀgen_rectangle2 (Rectangle1, Row, Column, Phi, Length1, Length2)